F02M 57/06
The devices being sparking plugs
Official title: the devices being sparking plugs
F02M57/06 (The devices being sparking plugs) appears on 166 US grants and 150 published applications in this corpus.
Search patents in F02M- Granted patents
- 166
- Published applications
- 150
- Assignees
- 66
- Inventors
- 225
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 3 |
| 2003 | 2 | 5 |
| 2004 | 6 | 4 |
| 2005 | 4 | 4 |
| 2006 | 4 | 2 |
| 2007 | 3 | 3 |
| 2008 | 0 | 3 |
| 2009 | 3 | 3 |
| 2010 | 2 | 6 |
| 2011 | 3 | 17 |
| 2012 | 9 | 4 |
| 2013 | 8 | 8 |
| 2014 | 13 | 25 |
| 2015 | 14 | 18 |
| 2016 | 15 | 8 |
| 2017 | 7 | 10 |
| 2018 | 7 | 5 |
| 2019 | 3 | 4 |
| 2020 | 4 | 6 |
| 2021 | 7 | 3 |
| 2022 | 4 | 1 |
| 2023 | 1 | 2 |
| 2024 | 4 | 3 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Apparatuses and methods for fuel injection and ignition in an internal combustion engine22 Oct 2024US 12,123,375 B2HPDI Technology Limited Partnership
- Fuel injection system and method22 Oct 2024US 12,123,383 B2Volvo Construction Equipment AB
- Hydrogen or hydrogen rich gas mixture fueled internal combustion engine using premixed direct gas injection13 Aug 2024US 12,060,824 B1Saudi Arabian Oil Company
- Hydrogen engine16 Jul 2024US 12,037,964 B2Toyota Jidosha Kabushiki Kaisha
- Turbulent jet controlled diffusion combustion engine23 Jul 2026US 2026/0210283 A1Aramco Services Company
- Spark plug systems and methods2 Jul 2026US 2026/0188984 A1
- Apparatuses and methods for fuel injection and ignition in an internal combustion engine1 Aug 2024US 2024/0254949 A1HPDI Technology Limited Partnership
- Apparatuses and methods for fuel injection and/or ignition in an internal combustion engine25 Jul 2024US 2024/0247608 A1
- Hydrogen engine16 May 2024US 2024/0159205 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Method and apparatus for operation of combustion engines205US 6,155,212 A2000
- Integrated fuel injector and ignitor assembly132US 5,715,788 ACummins Engine Company, Inc. · 1998
- Method and apparatus for improved operation of internal combustion engines115US 5,343,699 A1994
- Energy conversion system106US 6,756,140 B12004
- Fuel injector with an integrated spark plug for a direct injection type engine104US 5,497,744 AToyota Jidosha Kabushiki Kaisha · 1996